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A205520 as a simple table

n a(n)
1 81
2 360
3 360
4 1683
5 2412
6 1683
7 7572
8 17166
9 17166
10 7572
11 35577
12 122232
13 205803
14 122232
15 35577
16 160218
17 864948
18 2343348
19 2343348
20 864948
21 160218
22 750426
23 6127554
24 27630789
25 44160240
26 27630789
27 6127554
28 750426
29 3387924
30 43434216
31 312856410

[81,360,360,1683,2412,1683,7572,17166,17166,7572,
 35577,122232,205803,122232,35577,160218,864948,
 2343348,2343348,864948,160218,750426,6127554,
 27630789,44160240,27630789,6127554,750426,3387924,
 43434216,312856410]

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Last modified September 24 21:51 EDT 2022. Contains 356949 sequences. (Running on oeis4.)